prj2bit: add support for diamond

Author: rodrigomelo9

examples/helpers/diamond.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+set -e
+
+HDIR=../../pyfpga/helpers
+
+python3 $HDIR/hdl2bit.py -t diamond -o results/diamond-vlog -p lfxp2-5e-5tn144c \
+    -i ../sources/vlog/include1 -i ../sources/vlog/include2 \
+    -f ../sources/vlog/blink.v -f ../sources/vlog/top.v \
+    -f ../sources/cons/brevia2/clk.lpf -f ../sources/cons/brevia2/led.lpf \
+    --define DEFINE1 1 --define DEFINE2 1 --param FREQ 125000000 --param SECS 1 Top
+
+python3 $HDIR/hdl2bit.py -t diamond -o results/diamond-vhdl -p lfxp2-5e-5tn144c --project example \
+    -f ../sources/vhdl/blink.vhdl,blink_lib -f ../sources/vhdl/blink_pkg.vhdl,blink_lib -f ../sources/vhdl/top.vhdl \
+    -f ../sources/cons/brevia2/clk.lpf -f ../sources/cons/brevia2/led.lpf \
+    --param FREQ 125000000 --param SECS 1 --last cfg Top
+
+python3 $HDIR/prj2bit.py results/diamond-vhdl/example.ldf

examples/helpers/openflow.sh

@@ -9,3 +9,10 @@ python3 $HDIR/hdl2bit.py -t openflow -o results/openflow-vlog -p hx1k-tq144 \
     -f ../sources/vlog/blink.v -f ../sources/vlog/top.v \
     -f ../sources/cons/icestick/clk.pcf -f ../sources/cons/icestick/led.pcf \
     --define DEFINE1 1 --define DEFINE2 1 --param FREQ 100000000 --param SECS 1 Top
+
+python3 $HDIR/hdl2bit.py -t openflow -o results/openflow-vhdl -p hx1k-tq144 --project example \
+    -f ../sources/vhdl/blink.vhdl,blink_lib -f ../sources/vhdl/blink_pkg.vhdl,blink_lib -f ../sources/vhdl/top.vhdl \
+    -f ../sources/cons/icestick/clk.pcf -f ../sources/cons/icestick/led.pcf \
+    --param FREQ 125000000 --param SECS 1 --last cfg Top
+
+# OpenFlow doesn't have a project file, so it is not supported by prj2bit

pyfpga/helpers/prj2bit.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 #
-# Copyright (C) 2020-2024 PyFPGA Project
+# Copyright (C) 2020-2025 PyFPGA Project
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 #
@@ -54,6 +54,7 @@ def main():
     # Detecting a Project file
 
     tool_per_ext = {
+        '.ldf': 'diamond',
         '.xise': 'ise',
         '.prjx': 'libero',
         '.qpf': 'quartus',

tests/mocks/diamondc

@@ -40,6 +40,7 @@ with open(args.source, 'r', encoding='utf-8') as file:
     match = re.search(pattern, file.read())
     if match:
         project = match.group(1)
+        open(f'{project}.ldf', 'w', encoding='utf-8').close()
         open(f'{project}.bit', 'w', encoding='utf-8').close()
 
 print(f'INFO:the {tool.upper()} mock has been executed')

tests/regress.sh

@@ -65,9 +65,6 @@ echo "##########################################################################
 cd ../examples/helpers
 
 for TOOL in "${!TOOLS[@]}"; do
-  if [[ "$TOOL" == "diamond" ]]; then
-    continue
-  fi
   bash "$TOOL".sh
 done